Daniel Hejda is a red teamer, researcher, social engineer and security consultant with over 15 years of experience in IT technology and 5 years in OT technology. His work includes auditing, consulting and testing, as well as presenting at leading Czech conferences. His main activities in the field of security include penetration testing, social engineering, intelligence and research on cyber-attacks, not only state-sponsored groups (APT). In terms of Microsoft technologies, it works mainly with Microsoft Defender for Cloud, Microsoft Defender for Endpoint, Microsoft Sentinel and Azure Monitor. However, his favourites are KUSTO Query Language and data analytics, anomaly analysis and data visualisation.

It is strongest in the disciplines of
- Red Teaming with a focus on the physical and human aspects
- Penetration testing of IT/OT environments
- Social Engineering
- Intelligence (OSINT, HUMINT, SOCINT, etc.)